./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product06.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b4e27d-13b8-40cf-958b-1d4e45ab2956/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b4e27d-13b8-40cf-958b-1d4e45ab2956/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b4e27d-13b8-40cf-958b-1d4e45ab2956/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b4e27d-13b8-40cf-958b-1d4e45ab2956/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product06.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b4e27d-13b8-40cf-958b-1d4e45ab2956/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b4e27d-13b8-40cf-958b-1d4e45ab2956/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 02f348a1765e9ec5744c77eeefa530e23dc9cfba8d17cca10f5e72556b3df984 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:29:53,601 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:29:53,605 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:29:53,649 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:29:53,650 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:29:53,651 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:29:53,653 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:29:53,663 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:29:53,669 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:29:53,675 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:29:53,676 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:29:53,678 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:29:53,681 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:29:53,684 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:29:53,686 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:29:53,690 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:29:53,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:29:53,698 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:29:53,701 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:29:53,703 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:29:53,710 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:29:53,721 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:29:53,723 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:29:53,726 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:29:53,734 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:29:53,737 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:29:53,738 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:29:53,739 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:29:53,741 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:29:53,743 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:29:53,743 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:29:53,744 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:29:53,747 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:29:53,748 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:29:53,750 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:29:53,750 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:29:53,751 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:29:53,751 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:29:53,751 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:29:53,752 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:29:53,753 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:29:53,754 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b4e27d-13b8-40cf-958b-1d4e45ab2956/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:29:53,808 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:29:53,809 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:29:53,810 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:29:53,811 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:29:53,811 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:29:53,812 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:29:53,812 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:29:53,812 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:29:53,813 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:29:53,813 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:29:53,814 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:29:53,815 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:29:53,815 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:29:53,815 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:29:53,815 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:29:53,816 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:29:53,816 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:29:53,816 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:29:53,816 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:29:53,817 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:29:53,817 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:29:53,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:53,818 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:29:53,818 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:29:53,818 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:29:53,818 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:29:53,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:29:53,820 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:29:53,821 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b4e27d-13b8-40cf-958b-1d4e45ab2956/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b4e27d-13b8-40cf-958b-1d4e45ab2956/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02f348a1765e9ec5744c77eeefa530e23dc9cfba8d17cca10f5e72556b3df984 [2022-10-17 16:29:54,129 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:29:54,153 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:29:54,156 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:29:54,157 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:29:54,158 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:29:54,161 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b4e27d-13b8-40cf-958b-1d4e45ab2956/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec4_product06.cil.c [2022-10-17 16:29:54,236 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b4e27d-13b8-40cf-958b-1d4e45ab2956/bin/ukojak-92XMlrwhuB/data/a843e91e7/b8fcea1536244d7aa47f1607931fdbf5/FLAGe994cfc2e [2022-10-17 16:29:54,878 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:29:54,880 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b4e27d-13b8-40cf-958b-1d4e45ab2956/sv-benchmarks/c/product-lines/minepump_spec4_product06.cil.c [2022-10-17 16:29:54,900 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b4e27d-13b8-40cf-958b-1d4e45ab2956/bin/ukojak-92XMlrwhuB/data/a843e91e7/b8fcea1536244d7aa47f1607931fdbf5/FLAGe994cfc2e [2022-10-17 16:29:55,150 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b4e27d-13b8-40cf-958b-1d4e45ab2956/bin/ukojak-92XMlrwhuB/data/a843e91e7/b8fcea1536244d7aa47f1607931fdbf5 [2022-10-17 16:29:55,153 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:29:55,155 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:29:55,156 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:55,156 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:29:55,160 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:29:55,161 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:55" (1/1) ... [2022-10-17 16:29:55,162 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@716b4a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:55, skipping insertion in model container [2022-10-17 16:29:55,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:55" (1/1) ... [2022-10-17 16:29:55,171 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:29:55,214 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:29:55,554 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b4e27d-13b8-40cf-958b-1d4e45ab2956/sv-benchmarks/c/product-lines/minepump_spec4_product06.cil.c[17188,17201] [2022-10-17 16:29:55,558 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:29:55,569 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:29:55,695 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b4e27d-13b8-40cf-958b-1d4e45ab2956/sv-benchmarks/c/product-lines/minepump_spec4_product06.cil.c[17188,17201] [2022-10-17 16:29:55,696 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:29:55,720 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:29:55,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:55 WrapperNode [2022-10-17 16:29:55,722 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:55,723 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:55,723 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:29:55,726 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:29:55,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:55" (1/1) ... [2022-10-17 16:29:55,768 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:55" (1/1) ... [2022-10-17 16:29:55,798 INFO L138 Inliner]: procedures = 51, calls = 149, calls flagged for inlining = 21, calls inlined = 18, statements flattened = 216 [2022-10-17 16:29:55,798 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:55,799 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:29:55,799 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:29:55,800 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:29:55,810 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:55" (1/1) ... [2022-10-17 16:29:55,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:55" (1/1) ... [2022-10-17 16:29:55,824 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:55" (1/1) ... [2022-10-17 16:29:55,825 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:55" (1/1) ... [2022-10-17 16:29:55,837 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:55" (1/1) ... [2022-10-17 16:29:55,849 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:55" (1/1) ... [2022-10-17 16:29:55,850 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:55" (1/1) ... [2022-10-17 16:29:55,852 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:55" (1/1) ... [2022-10-17 16:29:55,855 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:29:55,856 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:29:55,856 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:29:55,856 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:29:55,861 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:55" (1/1) ... [2022-10-17 16:29:55,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:55,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b4e27d-13b8-40cf-958b-1d4e45ab2956/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:29:55,900 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b4e27d-13b8-40cf-958b-1d4e45ab2956/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:29:55,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b4e27d-13b8-40cf-958b-1d4e45ab2956/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:29:55,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:29:55,942 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:29:55,943 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:29:55,943 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:29:55,943 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:29:55,943 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:29:55,943 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:29:55,943 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:29:55,943 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:29:55,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:29:55,944 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:29:55,944 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:29:55,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:29:55,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:29:56,052 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:29:56,055 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:29:56,509 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:29:56,733 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:29:56,733 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:29:56,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:56 BoogieIcfgContainer [2022-10-17 16:29:56,737 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:29:56,741 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:29:56,741 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:29:56,754 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:29:56,754 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:56" (1/1) ... [2022-10-17 16:29:56,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:29:56,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:56,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 44 states and 58 transitions. [2022-10-17 16:29:56,872 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2022-10-17 16:29:56,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:29:56,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:56,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:57,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:57,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:57,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:57,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 44 states and 56 transitions. [2022-10-17 16:29:57,195 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2022-10-17 16:29:57,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:29:57,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:57,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:57,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:57,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:57,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:57,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 46 states and 59 transitions. [2022-10-17 16:29:57,438 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 59 transitions. [2022-10-17 16:29:57,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:29:57,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:57,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:57,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:57,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:58,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:58,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 57 states and 83 transitions. [2022-10-17 16:29:58,174 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 83 transitions. [2022-10-17 16:29:58,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:29:58,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:58,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:58,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:58,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:58,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:58,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 67 states and 104 transitions. [2022-10-17 16:29:58,610 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 104 transitions. [2022-10-17 16:29:58,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:29:58,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:58,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:58,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:58,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:58,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:58,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 68 states and 105 transitions. [2022-10-17 16:29:58,765 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 105 transitions. [2022-10-17 16:29:58,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:29:58,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:58,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:58,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:58,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:58,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:58,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 70 states and 107 transitions. [2022-10-17 16:29:58,882 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 107 transitions. [2022-10-17 16:29:58,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:29:58,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:58,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:58,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:58,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:58,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:58,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 71 states and 109 transitions. [2022-10-17 16:29:58,993 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 109 transitions. [2022-10-17 16:29:58,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:29:58,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:58,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:59,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:59,256 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:59,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:59,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 82 states and 138 transitions. [2022-10-17 16:29:59,933 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 138 transitions. [2022-10-17 16:29:59,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:29:59,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:59,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:59,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:59,988 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:30:00,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:00,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 88 states and 154 transitions. [2022-10-17 16:30:00,249 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 154 transitions. [2022-10-17 16:30:00,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:30:00,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:00,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:00,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:00,308 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:30:00,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:00,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 91 states and 161 transitions. [2022-10-17 16:30:00,351 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 161 transitions. [2022-10-17 16:30:00,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:30:00,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:00,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:00,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:00,450 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:30:00,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:00,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 95 states and 166 transitions. [2022-10-17 16:30:00,588 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 166 transitions. [2022-10-17 16:30:00,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:30:00,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:00,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:00,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:00,637 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:30:00,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:00,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 97 states and 168 transitions. [2022-10-17 16:30:00,678 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 168 transitions. [2022-10-17 16:30:00,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:30:00,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:00,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:00,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:00,837 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:00,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:00,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 98 states and 171 transitions. [2022-10-17 16:30:00,982 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 171 transitions. [2022-10-17 16:30:00,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:30:00,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:00,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:01,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:01,138 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:01,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:01,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 99 states and 174 transitions. [2022-10-17 16:30:01,165 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 174 transitions. [2022-10-17 16:30:01,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:30:01,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:01,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:01,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:01,656 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:03,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:03,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 108 states and 192 transitions. [2022-10-17 16:30:03,113 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 192 transitions. [2022-10-17 16:30:03,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:30:03,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:03,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:03,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:03,263 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:03,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:03,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 111 states and 197 transitions. [2022-10-17 16:30:03,609 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 197 transitions. [2022-10-17 16:30:03,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:30:03,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:03,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:03,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:03,762 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:30:04,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:04,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 121 states and 224 transitions. [2022-10-17 16:30:04,861 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 224 transitions. [2022-10-17 16:30:04,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:30:04,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:04,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:04,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:05,008 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:05,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:05,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 122 states and 226 transitions. [2022-10-17 16:30:05,538 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 226 transitions. [2022-10-17 16:30:05,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:30:05,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:05,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:05,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:05,627 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-10-17 16:30:05,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:05,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 123 states and 226 transitions. [2022-10-17 16:30:05,664 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 226 transitions. [2022-10-17 16:30:05,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:30:05,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:05,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:05,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:05,811 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:30:06,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:06,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 126 states and 233 transitions. [2022-10-17 16:30:06,686 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 233 transitions. [2022-10-17 16:30:06,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:30:06,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:06,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:06,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:06,804 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:30:07,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:07,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 128 states and 237 transitions. [2022-10-17 16:30:07,081 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 237 transitions. [2022-10-17 16:30:07,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:30:07,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:07,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:07,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:07,248 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:30:07,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:07,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 132 states and 242 transitions. [2022-10-17 16:30:07,899 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 242 transitions. [2022-10-17 16:30:07,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:30:07,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:07,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:07,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:07,967 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-10-17 16:30:08,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:08,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 60 states and 90 transitions. [2022-10-17 16:30:08,001 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 90 transitions. [2022-10-17 16:30:08,001 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 16:30:08,001 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 24 iterations. [2022-10-17 16:30:08,012 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-10-17 16:30:08,222 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:30:08,236 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:30:08,237 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2022-10-17 16:30:08,245 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:30:08,246 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2022-10-17 16:30:08,248 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:30:08,248 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:30:08,248 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:30:08,249 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:30:08,249 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:30:08,249 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:30:08,249 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2022-10-17 16:30:08,253 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:30:08,254 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:30:08,254 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:30:08,255 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:30:08,255 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:30:08,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:30:08 ImpRootNode [2022-10-17 16:30:08,256 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:30:08,257 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:30:08,257 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:30:08,257 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:30:08,258 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:56" (3/4) ... [2022-10-17 16:30:08,262 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 16:30:08,269 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-10-17 16:30:08,269 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-10-17 16:30:08,269 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-10-17 16:30:08,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-10-17 16:30:08,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-10-17 16:30:08,288 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 68 nodes and edges [2022-10-17 16:30:08,289 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-10-17 16:30:08,290 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-10-17 16:30:08,292 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-10-17 16:30:08,296 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-10-17 16:30:08,297 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:30:08,298 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:30:08,345 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(pumpRunning == 0) || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) [2022-10-17 16:30:08,347 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(pumpRunning == 0) || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) [2022-10-17 16:30:08,424 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b4e27d-13b8-40cf-958b-1d4e45ab2956/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:30:08,425 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:30:08,426 INFO L158 Benchmark]: Toolchain (without parser) took 13271.04ms. Allocated memory was 96.5MB in the beginning and 226.5MB in the end (delta: 130.0MB). Free memory was 59.2MB in the beginning and 187.9MB in the end (delta: -128.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:30:08,427 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 96.5MB. Free memory was 76.4MB in the beginning and 76.3MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:30:08,433 INFO L158 Benchmark]: CACSL2BoogieTranslator took 566.42ms. Allocated memory is still 96.5MB. Free memory was 59.0MB in the beginning and 62.9MB in the end (delta: -3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:30:08,434 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.43ms. Allocated memory is still 96.5MB. Free memory was 62.9MB in the beginning and 60.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:30:08,435 INFO L158 Benchmark]: Boogie Preprocessor took 55.51ms. Allocated memory is still 96.5MB. Free memory was 60.7MB in the beginning and 59.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:30:08,435 INFO L158 Benchmark]: RCFGBuilder took 881.29ms. Allocated memory was 96.5MB in the beginning and 121.6MB in the end (delta: 25.2MB). Free memory was 59.1MB in the beginning and 89.9MB in the end (delta: -30.8MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2022-10-17 16:30:08,436 INFO L158 Benchmark]: CodeCheck took 11515.36ms. Allocated memory was 121.6MB in the beginning and 226.5MB in the end (delta: 104.9MB). Free memory was 89.9MB in the beginning and 193.0MB in the end (delta: -103.2MB). Peak memory consumption was 123.0MB. Max. memory is 16.1GB. [2022-10-17 16:30:08,436 INFO L158 Benchmark]: Witness Printer took 168.24ms. Allocated memory is still 226.5MB. Free memory was 193.0MB in the beginning and 187.9MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:30:08,439 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 6 procedures, 44 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 11.2s, OverallIterations: 24, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4325 SdHoareTripleChecker+Valid, 10.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2068 mSDsluCounter, 5154 SdHoareTripleChecker+Invalid, 8.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3992 mSDsCounter, 1807 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5175 IncrementalHoareTripleChecker+Invalid, 6982 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1807 mSolverCounterUnsat, 1500 mSDtfsCounter, 5175 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7185 GetRequests, 6985 SyntacticMatches, 24 SemanticMatches, 176 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13107 ImplicationChecksByTransitivity, 6.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 701 NumberOfCodeBlocks, 701 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 678 ConstructedInterpolants, 0 QuantifiedInterpolants, 1802 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 23 InterpolantComputations, 19 PerfectInterpolantSequences, 261/291 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 882]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: !(pumpRunning == 0) || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: !(pumpRunning == 0) || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 419]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: ((waterLevel == tmp && tmp == systemActive) && pumpRunning == 0) && tmp == 1 - InvariantResult [Line: 440]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 410]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 96.5MB. Free memory was 76.4MB in the beginning and 76.3MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 566.42ms. Allocated memory is still 96.5MB. Free memory was 59.0MB in the beginning and 62.9MB in the end (delta: -3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.43ms. Allocated memory is still 96.5MB. Free memory was 62.9MB in the beginning and 60.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.51ms. Allocated memory is still 96.5MB. Free memory was 60.7MB in the beginning and 59.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 881.29ms. Allocated memory was 96.5MB in the beginning and 121.6MB in the end (delta: 25.2MB). Free memory was 59.1MB in the beginning and 89.9MB in the end (delta: -30.8MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. * CodeCheck took 11515.36ms. Allocated memory was 121.6MB in the beginning and 226.5MB in the end (delta: 104.9MB). Free memory was 89.9MB in the beginning and 193.0MB in the end (delta: -103.2MB). Peak memory consumption was 123.0MB. Max. memory is 16.1GB. * Witness Printer took 168.24ms. Allocated memory is still 226.5MB. Free memory was 193.0MB in the beginning and 187.9MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-10-17 16:30:08,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_51b4e27d-13b8-40cf-958b-1d4e45ab2956/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE